Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 3 - 511 = _____
- 448 - 132 = _____
- 835 - 1120 = _____
- 3314 - 67 = _____
(a)
3 -
511 = 2
1111 -
511 = 2
611 (b)
Make the denominators the same.
4
48 -
132 = 4
4 x 48 x 4 -
132 = 4
1632 -
132 = 4
1532 (c)
Make the denominators the same.
8
35 - 1
120 = 8
3 x 45 x 4 - 1
120 = 8
1220 - 1
120 = 7
1120 (d)
Make the denominators the same.
3
314 -
67 = 3
314 -
6 x 27 x 2 = 2
1714 -
1214 = 2
514Answer(s): 2
611, 4
1532, 7
1120, 2
514